#3445B0#3445B0

#3445B0 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.5% C 0.170 H 270.8°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#3445B0
RGB	rgb(52, 69, 176)
HSL	hsl(232, 54%, 45%)
HSV	hsv(232, 70%, 69%)
CMYK	cmyk(70.5%, 60.8%, 0%, 31%)
CIE-LAB	lab(34.23, 29.91, -59.02)
CIE-LCH	lch(34.23, 66.17, 296.87°)
OKLab	oklab(44.47% 0.0025 -0.1703)
OKLCH	oklch(44.47% 0.17 270.8)
XYZ	xyz(11.3781, 8.1198, 42.0335)
Luminance	0.0812 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3445B0 #B09F34

analogous

#3483B0 #3445B0 #6134B0

triadic

#3445B0 #B03445 #45B034

tetradic

#3445B0 #B03483 #B09F34 #34B061

square

#3445B0 #B03483 #B09F34 #34B061

split-complementary

#3445B0 #B06134 #83B034

monochromatic

#182052 #263281 #3445B0 #5565CD #8490DB

Accessibility & contrast

On white

8.00

#3445B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#3445B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3445B0

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3445B0	#FFFFFF	#000000	##FFFFFF
##3445B0	1.00	8.00	2.62	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B4

Deuteranopia (green-blind)

#004BAE

Tritanopia (blue-blind)

#006074

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3445b0;
/* rgb */ color: rgb(52, 69, 176);
/* oklch */ color: oklch(44.5% 0.170 270.8);

Tailwind

colors: {
  custom: {
    50: '#7c78c8',
    500: '#3445b0',
    950: '#000000',
  },
}

SCSS

$custom: #3445b0;
$custom-light: #7c78c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3445b0",
  "rgb": {
    "r": 52,
    "g": 69,
    "b": 176
  },
  "hsl": {
    "h": 231.774,
    "s": 54.386,
    "l": 44.706
  },
  "oklch": {
    "l": 0.44474,
    "c": 0.17029,
    "h": 270.8
  },
  "luminance": 0.08121
}

Semantic roles & 50–950 ramp

primary

#3445B0

secondary

#C4BA7C

accent

#C94ADE

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3445B0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →